---
sidebar_position: 4
---

# Window

## Overview

These methods give control of the application window.

### WindowSetTitle
Go Signature: `WindowSetTitle(ctx context.Context, title string)`

JS Signature: `WindowSetTitle(title: string)`

Sets the text in the window title bar.

### WindowFullscreen
Go Signature: `WindowFullscreen(ctx context.Context)`

JS Signature: `WindowFullscreen()`

Makes the window full screen.

### WindowUnfullscreen
Go Signature: `WindowUnfullscreen(ctx context.Context)`

JS Signature: `WindowUnfullscreen()`

Restores the previous window dimensions and position prior to full screen.

### WindowCenter
Go Signature: `WindowCenter(ctx context.Context)`

JS Signature: `WindowCenter()`

Centers the window on the monitor the window is currently on.

### WindowReload
Go Signature: `WindowReload(ctx context.Context)`

JS Signature: `WindowReload()`

Performs a "reload" (Reloads index.html)

### WindowShow
Go Signature: `WindowShow(ctx context.Context)`

JS Signature: `WindowShow()`

Shows the window, if it is currently hidden.

### WindowHide
Go Signature: `WindowHide(ctx context.Context)`

JS Signature: `WindowHide()`

Hides the window, if it is currently visible.

### WindowSetSize
Go Signature: `WindowSetSize(ctx context.Context, width int, height int)`

JS Signature: `WindowSetSize(size: Size)`

Sets the width and height of the window.

### WindowGetSize
Go Signature: `WindowGetSize(ctx context.Context) (width int, height int)`

JS Signature: `WindowGetSize() : Size`

Gets the width and height of the window.

### WindowSetMinSize
Go Signature: `WindowSetMinSize(ctx context.Context, width int, height int)`

JS Signature: `WindowSetMinSize(size: Size)`

Sets the minimum window size.
Will resize the window if the window is currently smaller than the given dimensions.

Setting a size of `0,0` will disable this constraint.

### WindowSetMaxSize
Go Signature: `WindowSetMaxSize(ctx context.Context, width int, height int)`

JS Signature: `WindowSetMaxSize(size: Size)`

Sets the maximum window size.
Will resize the window if the window is currently larger than the given dimensions.

Setting a size of `0,0` will disable this constraint.

### WindowSetPosition
Go Signature: `WindowSetPosition(ctx context.Context, x int, y int)`

JS Signature: `WindowSetPosition(position: Position)`

Sets the window position relative to the monitor the window is currently on.

### WindowGetPosition
Go Signature: `WindowGetPosition(ctx context.Context) (x int, y int)`

JS Signature: `WindowGetPosition() : Position`

Gets the window position relative to the monitor the window is currently on.

### WindowMaximise
Go Signature: `WindowMaximise(ctx context.Context)`

JS Signature: `WindowMaximise()`

Maximises the window to fill the screen.

### WindowUnmaximise
Go Signature: `WindowUnmaximise(ctx context.Context)`

JS Signature: `WindowUnmaximise()`

Restores the window to the dimensions and position prior to maximising.

### WindowToggleMaximise
Go Signature: `WindowToggleMaximise(ctx context.Context)`

JS Signature: `WindowToggleMaximise()`

Toggles between Maximised and UnMaximised.

### WindowMinimise
Go Signature: `WindowMinimise(ctx context.Context)`

JS Signature: `WindowMinimise()`

Minimises the window.

### WindowUnminimise
Go Signature: `WindowUnminimise(ctx context.Context)`

JS Signature: `WindowUnminimise()`

Restores the window to the dimensions and position prior to minimising.

### WindowSetRGBA
Go Signature: `WindowSetRGBA(ctx context.Context, R, G, B, A uint8)`

JS Signature: `WindowSetRGBA(R, G, B, A)`

Sets the background colour of the window to the given RGBA colour definition.
This colour will show through for all transparent pixels.

Valid values for R, G, B and A are 0-255.

:::info Windows

On Windows, only alpha values of 0 or 255 are supported.
Any value that is not 0 will be considered 255.

:::

## Typescript Object Definitions

### Position

```ts
interface Position {
    x: number;
    y: number;
}
```

### Size

```ts
interface Size {
    w: number;
    h: number;
}
```


